Lisbon (LIS) to Newark (EWR) flight deal in economy from $646

Tuesday, December 8th, 2026

8 round-trip options

Returning
Sun, Dec 13, 20265 Day Trip
$647 USD
Returning
Wed, Dec 16, 20268 Day Trip
$650 USD
Returning
Thu, Dec 17, 20269 Day Trip
$794 USD
Returning
Fri, Dec 18, 202610 Day Trip
$866 USD
Returning
Sat, Dec 19, 202611 Day Trip
$740 USD
Returning
Sun, Dec 20, 202612 Day Trip
$872 USD
Returning
Mon, Dec 21, 202613 Day Trip
$826 USD
Returning
Tue, Dec 22, 202614 Day Trip
$869 USD